H02.835 Dermatochalasis of left lower eyelid

ICD-10-CM Code H02.835: Dermatochalasis of left lower eyelid

ICD-10-CM code H02.835 identifies dermatochalasis of the left lower eyelid, representing a specific diagnosis within the broader category of eyelid dermatochalasis. This terminology record is active and classifies the concept as a disease or syndrome. Clinical literature describes dermatochalasis as an abnormal distention of upper eyelid skin, while coverage articles list related clinical conditions. 1 2 4

Plain-language overview

Eyelid dermatochalasis is an abnormal distention of the upper eyelid skin that can overlap the eyelid and lead to mechanical ptosis, reducing the upper and lateral visual fields. 2

What this code represents

The ICD-10-CM code H02.835 represents the diagnosis of dermatochalasis of the left lower eyelid, and the terminology record classifies this concept as a disease or syndrome. 1

Code H02.835 is a narrower concept under the parent code H02.83, which is the general classification for dermatochalasis of the eyelid in the ICD-10-CM terminology. 1

Coding details

The official terminology record for H02.835 is active for the 2026 version of ICD-10-CM and lists the preferred name as dermatochalasis of the left lower eyelid. 1

The terminology hierarchy distinguishes H02.835 for the left lower eyelid from H02.836, which is the code for dermatochalasis of the left eye, unspecified eyelid. 5

Documentation considerations

Clinical documentation for dermatochalasis describes the condition as an abnormal distention of the upper eyelid skin secondary to aging, gravity pull, chronic descent, and inflammatory processes. 2

Coverage and utilization context

A Medicare billing and coding article for blepharoplasty and brow procedures lists chronic eyelid dermatitis due to redundant eyelid skin as a clinical consideration. 4

What the sources add

While the official terminology source defines the exact code hierarchy and disease classification, the clinical literature adds operational context by detailing a grading system for lateral upper eyelid dermatochalasis. 1 2

A phecode mapping resource lists dermatochalasis of the left eye, unspecified eyelid, demonstrating a different operational grouping compared to the specific left lower eyelid code. 3 5

Sources

1. ICD-10-CM H02.835 terminology record — National Cancer Institute Enterprise Vocabulary Services; accessed 2026-07-27.
2. A New Classification of the Lateral Dermatochalasis of Upper Eyelids — pmc.ncbi.nlm.nih.gov; accessed 2026-07-27.
3. Phecode 374.6 · Cancer PRSweb — csg.sph.umich.edu; accessed 2026-07-27.
4. Article - Billing and Coding: Blepharoplasty, Blepharoptosis Repair and Surgical Procedures of the Brow (A57025) — cms.gov; accessed 2026-07-27.
5. EVS Explore — evsexplore.semantics.cancer.gov; accessed 2026-07-27.